diff --git a/spacy/pipeline/morphologizer.pyx b/spacy/pipeline/morphologizer.pyx
index 73b19dd0d..2d60a841a 100644
--- a/spacy/pipeline/morphologizer.pyx
+++ b/spacy/pipeline/morphologizer.pyx
@@ -14,7 +14,7 @@ from ..symbols import POS
 from ..language import Language
 from ..errors import Errors
 from .pipe import deserialize_config
-from .tagger import Tagger
+from .tagger import ActivationsT, Tagger
 from .. import util
 from ..scorer import Scorer
 from ..training import validate_examples, validate_get_examples
@@ -229,11 +229,11 @@ class Morphologizer(Tagger):
         assert len(label_sample) > 0, Errors.E923.format(name=self.name)
         self.model.initialize(X=doc_sample, Y=label_sample)
 
-    def set_annotations(self, docs: Iterable[Doc], activations: Dict[str, Union[Floats2d, Ints1d]]):
+    def set_annotations(self, docs: Iterable[Doc], activations: ActivationsT):
         """Modify a batch of documents, using pre-computed scores.
 
         docs (Iterable[Doc]): The documents to modify.
-        activations (Dict): The activations used for setting annotations, produced by Morphologizer.predict.
+        activations (ActivationsT): The activations used for setting annotations, produced by Morphologizer.predict.
 
         DOCS: https://spacy.io/api/morphologizer#set_annotations
         """
diff --git a/spacy/pipeline/senter.pyx b/spacy/pipeline/senter.pyx
index b8916fc69..ff2b9f384 100644
--- a/spacy/pipeline/senter.pyx
+++ b/spacy/pipeline/senter.pyx
@@ -8,7 +8,7 @@ from thinc.types import Floats2d, Ints1d
 
 from ..tokens.doc cimport Doc
 
-from .tagger import Tagger
+from .tagger import ActivationsT, Tagger
 from ..language import Language
 from ..errors import Errors
 from ..scorer import Scorer
@@ -121,11 +121,11 @@ class SentenceRecognizer(Tagger):
     def label_data(self):
         return None
 
-    def set_annotations(self, docs: Iterable[Doc], activations: Dict[str, Union[List[Floats2d], List[Ints1d]]]):
+    def set_annotations(self, docs: Iterable[Doc], activations: ActivationsT):
         """Modify a batch of documents, using pre-computed scores.
 
         docs (Iterable[Doc]): The documents to modify.
-        activations (Dict): The activations used for setting annotations, produced by SentenceRecognizer.predict.
+        activations (ActivationsT): The activations used for setting annotations, produced by SentenceRecognizer.predict.
 
         DOCS: https://spacy.io/api/sentencerecognizer#set_annotations
         """
diff --git a/spacy/pipeline/spancat.py b/spacy/pipeline/spancat.py
index 042c68e36..ae00690df 100644
--- a/spacy/pipeline/spancat.py
+++ b/spacy/pipeline/spancat.py
@@ -17,6 +17,9 @@ from ..errors import Errors
 from ..util import registry
 
 
+ActivationsT = Dict[str, Union[Floats2d, Ragged]]
+
+
 spancat_default_config = """
 [model]
 @architectures = "spacy.SpanCategorizer.v1"
@@ -267,7 +270,7 @@ class SpanCategorizer(TrainablePipe):
         """
         return list(self.labels)
 
-    def predict(self, docs: Iterable[Doc]):
+    def predict(self, docs: Iterable[Doc]) -> ActivationsT:
         """Apply the pipeline's model to a batch of docs, without modifying them.
 
         docs (Iterable[Doc]): The documents to predict.
@@ -297,13 +300,11 @@ class SpanCategorizer(TrainablePipe):
             for index in candidates.dataXd:
                 doc.spans[candidates_key].append(doc[index[0] : index[1]])
 
-    def set_annotations(
-        self, docs: Iterable[Doc], activations: Dict[str, Union[Floats2d, Ragged]]
-    ) -> None:
+    def set_annotations(self, docs: Iterable[Doc], activations: ActivationsT) -> None:
         """Modify a batch of Doc objects, using pre-computed scores.
 
         docs (Iterable[Doc]): The documents to modify.
-        scores: The scores to set, produced by SpanCategorizer.predict.
+        activations: ActivationsT: The activations, produced by SpanCategorizer.predict.
 
         DOCS: https://spacy.io/api/spancategorizer#set_annotations
         """
diff --git a/spacy/pipeline/tagger.pyx b/spacy/pipeline/tagger.pyx
index a1fe3be72..12bdf209d 100644
--- a/spacy/pipeline/tagger.pyx
+++ b/spacy/pipeline/tagger.pyx
@@ -22,6 +22,9 @@ from ..training import validate_examples, validate_get_examples
 from ..util import registry
 from .. import util
 
+
+ActivationsT = Dict[str, Union[List[Floats2d], List[Ints1d]]]
+
 # See #9050
 BACKWARD_OVERWRITE = False
 
@@ -137,7 +140,7 @@ class Tagger(TrainablePipe):
         """Data about the labels currently added to the component."""
         return tuple(self.cfg["labels"])
 
-    def predict(self, docs):
+    def predict(self, docs) -> ActivationsT:
         """Apply the pipeline's model to a batch of docs, without modifying them.
 
         docs (Iterable[Doc]): The documents to predict.
@@ -166,11 +169,11 @@ class Tagger(TrainablePipe):
             guesses.append(doc_guesses)
         return guesses
 
-    def set_annotations(self, docs: Iterable[Doc], activations: Dict[str, Union[List[Floats2d], List[Ints1d]]]):
+    def set_annotations(self, docs: Iterable[Doc], activations: ActivationsT):
         """Modify a batch of documents, using pre-computed scores.
 
         docs (Iterable[Doc]): The documents to modify.
-        activations (Dict): The activations used for setting annotations, produced by Tagger.predict.
+        activations (ActivationsT): The activations used for setting annotations, produced by Tagger.predict.
 
         DOCS: https://spacy.io/api/tagger#set_annotations
         """
diff --git a/spacy/pipeline/textcat.py b/spacy/pipeline/textcat.py
index acb8be406..761c42f4f 100644
--- a/spacy/pipeline/textcat.py
+++ b/spacy/pipeline/textcat.py
@@ -14,6 +14,9 @@ from ..util import registry
 from ..vocab import Vocab
 
 
+ActivationsT = Dict[str, Floats2d]
+
+
 single_label_default_config = """
 [model]
 @architectures = "spacy.TextCatEnsemble.v2"
@@ -193,7 +196,7 @@ class TextCategorizer(TrainablePipe):
         """
         return self.labels  # type: ignore[return-value]
 
-    def predict(self, docs: Iterable[Doc]):
+    def predict(self, docs: Iterable[Doc]) -> ActivationsT:
         """Apply the pipeline's model to a batch of docs, without modifying them.
 
         docs (Iterable[Doc]): The documents to predict.
@@ -211,9 +214,7 @@ class TextCategorizer(TrainablePipe):
         scores = self.model.ops.asarray(scores)
         return {"probs": scores}
 
-    def set_annotations(
-        self, docs: Iterable[Doc], activations: Dict[str, Floats2d]
-    ) -> None:
+    def set_annotations(self, docs: Iterable[Doc], activations: ActivationsT) -> None:
         """Modify a batch of Doc objects, using pre-computed scores.
 
         docs (Iterable[Doc]): The documents to modify.